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Calaveras Central Mine

Producer in Calaveras county in California, United States with commodity Gold
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Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Public Land Survey System information
  6. Commodities
  7. Materials information
  8. Nearby scientific data
  9. Economic information about the deposit and operations
  10. Links to other databases
  11. Bibliographic references
  12. General comments
  13. Reporter information

Geologic information

Identification information

Deposit ID 10029067
MRDS ID M006413
Record type Site
Current site name Calaveras Central Mine
Related records 10138664

Geographic coordinates

Point of reference Centroid
Geographic coordinates: -120.5496, 38.08361 (WGS84)
Relative position Original record had no geographic coordinates; these coordinates were derived from the PLSS description provided.

Site location context

Political divisions (FIPS codes)

Calaveras(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Angels Camp(quadrangle 1:24,000 scale)

San Andreas(quadrangle 1:100,000 scale)

Sacramento(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Stanislaus(hydrologic unit)

San Joaquin(hydrologic accounting unit)

San Joaquin(hydrologic subregion)

California(hydrologic region)

Geographic areas

Country State County
United States California Calaveras

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 003N 013E 21,22,23,26,27,28 California

Commodities

Commodity Importance
Gold Primary

Materials information

Materials Type of material
Gold Ore

Nearby scientific data

Centroid (1) -120.5496, 38.08361
ListMap

Economic information

Comments on the geologic information

  • GEOL.DESC: THREE CHANNELS IN THE PROPERTY. WIDTH AND DEPTH OF PAY GRAVEL VARIES IN THE VARIOUS CHANNEL TROUGHS; FROM 60-70' WIDE IN ONE CHANNEL AND FROM 150-200' IN ANOTHER. AN AVERAGE OF 3' OF BEDROCK AND FROM 3-6' OF PAY GRAVEL ARE MINED AND MILLED; SAID TO RUN FROM $4-$6 A TON. GOLD IS LARGELY COARSE AND CONTAINS ABOUT 10% GROSS WEIGHT OF SILVER. 350' 3-COMPARTMENT VERTICAL SHAFT MIDWAY BETWEEN THE CHANNELS.

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Significant No

Comments on the production information

  • $100,000 BEFORE 1866; 1900 TO 1945 PRODUCED 22,000 OZ. OF GOLD.

Comments on the workings information

  • CALMIN MINES INC. HAS TAKEN OVER PROPERTY AND 320' SHAFT IS BEING DEWATERED IN FIRST PHASE OF REACTIVATION. A 20-YEAR PROD. PROGRAM PLANNED TO FULLY DEVELOP 18,000' OF BURIED TERTIARY GRAVELS ESTIMATED TO TOTAL 51/2 MILLION TONS.

Reference information

Bibliographic references

  • Deposit

    CALIF. V. 32, NO. 3, P. 329-31 AND PL. 6; B. 135, P. 235-247

  • Deposit

    SP. REPT. 41, P. 51 AND PL. 3

  • Deposit

    MINING WORLD, V. 25, NO. 3, 1963, P. 39 AND V.25, NO.2, 1963, P. 33

General comments

Subject category Comment text
Deposit ADD. REF. NO.4: E&MJ V. 164, NO. 3, 1963, P. 144; MNG. CONG. JOUR. V. 49, NO. 2, FEB. 1963, P. 144; CALIF. COUNTY REPT. NO. 2, P. 85-87, 191, 202, AND PL. C; USGS MAP GQ-222

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-72 Gere, W. U.S. Geological Survey

Beyond USGS

Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.

External references

Maps centered on this site

Authoritative California resources

These are landing pages for further research — the state agencies don't currently expose per-mine deep links.